.news{
    width: 1200px;
    height: 800px;
    margin: auto;
    border: 1px solid silver;
}
.news-nav{
    height:50px;
    width: 1200px;
    border: 1px solid blue;
}
.news-nav div:first-child{
    color: #e69137;
    font-size:20px;
    line-height: 50px;
    text-indent:10px;
}
.news li{
    list-style: none;
    float: right;
    height: 50px;
    width: 150px;
    color:black;
    background-color:#f3f3f3;
    line-height: 50px;
    text-align: center;
}
.news-nav ul li:hover{
    background-color: #e69137;
}
.news-content div{
    height: 50px;
    width: 1160px;
    line-height:50px;
    border-bottom: 1px solid silver;
    margin: 10px;
}
.news-content p{
    float: left;
}
.news-content span{
    float: right;
}
.news-next div{
    border: 1px solid silver;
    margin: 2px;
}
.news-next{
    display: flex;
    justify-content: center;
}